Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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De Dietrich et Cie SA
Original Assignee
De Dietrich et Cie SA
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Application filed by De Dietrich et Cie SAfiledCriticalDe Dietrich et Cie SA
Priority to FR65365ApriorityCriticalpatent/FR1489815A/fr
Application grantedgrantedCritical
Publication of FR1489815ApublicationCriticalpatent/FR1489815A/fr